Cleaning and liquid contact with solids – Processes – For metallic – siliceous – or calcareous basework – including...
Patent
1988-01-28
1989-10-10
Pal, Asok
Cleaning and liquid contact with solids
Processes
For metallic, siliceous, or calcareous basework, including...
134 28, 134 41, B08B 308
Patent
active
048729191
ABSTRACT:
A method for removing precipitated calcium citrate which has deposited on the interior surface of juice pasteurization or sterilization equipment is disclosed. The interior surface of the juice pasteurization or sterilization equipment is contacted, at a temperature of at least about 150.degree. F. (65.6.degree. C.) with an aqueous acid solution containing an acid selected from acetic acid, fumaric acid, lactic acid, gluconic acid, adipic acid, citric acid, phosphoric acid, sulfuric acid, hydrochloric acid, nitric acid, malic acid and mixtures thereof to remove the deposited calcium citrate. The calcium citrate-laden solution is then removed from the juice pasteurization or sterilization equipment.
REFERENCES:
patent: 3622379 (1971-11-01), Fehmerling
patent: 3639278 (1972-02-01), Hwa
patent: 3639279 (1972-02-01), Gardner et al.
patent: 4357254 (1982-11-01), Kapiloff et al.
patent: 4452703 (1984-06-01), Ralston et al.
patent: 4496470 (1985-01-01), Kapiloff et al.
Bucher Michael S.
Russo Paul J.
Schaar Robert J.
Cekala Chester
Guttag Eric W.
Pal Asok
The Procter & Gamble & Company
Witte Richard C.
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